Upgraded Green Light VFL Pen
The Upgraded Green Light VFL Pen combines patent design innovation, advanced materials, and precise structure for efficient fiber optic testing. With a high-definition 510nm green laser, a hidden rotary switch, and dual LED lighting, it ensures reliable performance even in low-light environments. Its USB Type-C fast charging, durable aluminum alloy body, and intelligent integrated chip offer extended standby time, safety, and stability. Compatible with FC, SC, and ST interfaces, it meets a wide range of testing needs.
- Hidden telescopic laser head for safer and cleaner operation;
- High-definition 510nm green laser ensures daytime visibility;
- Type-C fast charging with long standby lithium battery;
- Dual LED lights for efficient work in dark environments;
- Supports SC, FC, ST interfaces with 2.5mm universal tip;
- Replaceable ceramic core design extends product lifespan.





- 12+ Years of Industry Experience: Established in 2013, with deep expertise in fiber optic communication.
- Complete Product Range: From fusion splicers to testers, covering all fiber optic needs.
- Trusted by Global Customers: Widely used by major Chinese operators and exported to over 30 countries.
- Certified Quality Assurance: ISO 9001, FCC, CE, ROHS certified for global reliability.
- Independent R&D and Patents: Continuous innovation with professional R&D team and patented technologies.
- Stable and Competitive: Delivering high-performance products with long-term reliability and value.
- Dedicated After-Sales Support: Responsive service team to support your business every step of the way.
Q: Are you a factory or a trading company?
A: We are a professional manufacturer with our own R&D and production facilities since 2013.
Q: Do you provide OEM or ODM services?
A: Yes, we offer both OEM and ODM services to meet customer customization needs.
Q: What certifications do your products have?
A: Our products are certified with ISO 9001, CE, FCC, and ROHS.
Q: What is the lead time for orders?
A: For regular models, the lead time is usually 3–7 working days; for customized products, it’s 10–15 working days.
Q: Can I get a sample before bulk order?
A: Yes, samples are available. Please contact our sales team for pricing and delivery.